Best Free Anti-Phishing Software of 2025

Control D is a customizable DNS filtering and traffic redirection platform that leverages Secure DNS protocols like DNS-over-HTTPS, DNS-over-TLS and DNS-over-QUIC, with support for Legacy DNS. With Control D you can: block malicious threats, block unwanted types of content network wide (ads & trackers, IoT telemetry, adult content, socials, and more), redirect traffic using transparent proxies and gain visibility on network events and usage patterns, with client level granularity. Think of it as your personal Authoritative DNS resolver for the entire Internet that gives you granular control over what domains get resolved, redirected or blocked.

EasyDMARC is a cloud-based DMARC solution for securing domains and email infrastructure, protecting organizations against phishing attacks, and more: Brand Protection Our email protection SaaS platform stops hackers from sending phishing emails to customers from company names, gaining access to accounts, and stealing personal information. Increased Email Deliverability EasyDMARC informs receiving mail servers that emails are legitimate and authentic, ensuring they’re delivered to the inbox instead of blocked or sent to spam. Visibility Into Cyber Threats EasyDMARC helps to successfully monitor every aspect of your email authentication and enforce effective protection from phishing attacks thanks to its advanced reporting capability. Business Email Compromise (BEC) Protection Most people have seen emails pretending to be from the CEO, CFO, or another executive in their organization. EasyDMARC prevents business email compromise and keeps your company reputation on the highest level․ EasyDMARC’s deliverability tool, EasySender, covers all the aspects of email deliverability. The variety of features on the platform cover email list verification, mailbox warmup, and inbox placement.

Cloudflare is the foundation of your infrastructure, applications, teams, and software. Cloudflare protects and ensures the reliability and security of your external-facing resources like websites, APIs, applications, and other web services. It protects your internal resources, such as behind-the firewall applications, teams, devices, and devices. It is also your platform to develop globally scalable applications. Your website, APIs, applications, and other channels are key to doing business with customers and suppliers. It is essential that these resources are reliable, secure, and performant as the world shifts online. Cloudflare for Infrastructure provides a complete solution that enables this for everything connected to the Internet. Your internal teams can rely on behind-the-firewall apps and devices to support their work. Remote work is increasing rapidly and is putting a strain on many organizations' VPNs and other hardware solutions.

McAfee WebAdvisor serves as a reliable ally, ensuring your online safety against various threats while you navigate the internet. This tool effectively shields you from malware and phishing schemes during your browsing sessions, all while maintaining optimal performance and user experience. With McAfee WebAdvisor, you can browse with peace of mind, as it protects you from malicious websites that may harbor adware, spyware, viruses, and phishing attacks. Begin your secure online journey at no cost by downloading McAfee WebAdvisor today. It features misclick protection that prevents malware exposure even if you inadvertently click on harmful links, as well as typo protection that assists you when you mistakenly enter a web address, guiding you to the correct site. Additionally, it provides safer downloads by scanning files and notifying you of any potential risks, as well as a security check that ensures your firewall and antivirus software are active before you begin browsing. Furthermore, the safe browsing feature employs a color-coded system to clearly indicate which links are safe to click, enhancing your overall online security. With such comprehensive protection, you can enjoy a more secure and worry-free internet experience.

PreVeil revolutionizes end-to-end encryption, offering robust protection for organizations' emails and files against threats like phishing, spoofing, and business email compromise. The platform is designed to be user-friendly for employees and straightforward for administrators. With PreVeil, enterprises gain access to a secure and intuitive encrypted email and cloud storage solution that safeguards critical communications and documents. Utilizing top-tier end-to-end encryption, PreVeil ensures that data remains secure throughout its lifecycle. Additionally, the platform features a “Trusted Community” that facilitates safe communication among employees, contractors, vendors, and other external parties. This innovative feature allows users to share sensitive information confidently, knowing they are protected from common cyber threats. Ultimately, PreVeil empowers organizations to maintain a high level of security while fostering a collaborative environment.

Avast Secure Browser automatically blocks all online ads to dramatically improve website load times. You can browse the web uninterrupted by hiding all ads or only the most intrusive. Our private browser is equipped with advanced security so you can safely browse, shop, and bank on any website. To protect your sensitive data, hide everything you type online. Anti-phishing technology can protect your device from potential threats. Secure your data by ensuring that supported websites use encryption. We have several layers of privacy protection to protect your online identity and prevent online tracking. You can keep your online privacy private by preventing third-party tracking. Websites can't identify you based upon your unique browser profile. To ensure that your passwords aren't stolen online, monitor your email address.

Security Gateway's email threat detection technology was developed by MDaemon Technologies. This email industry pioneer has been protecting email servers against viruses, spam, phishing and other threats for more than 20 years. Our expertise is trusted by companies to keep their email communications safe. We protect all email platforms, including Microsoft Exchange, Office 365, and other. Our team of email security specialists will take the hassle out of managing your company’s email security. Security Gateway employs the most up-to-date email threat detection technology and policy enforcement tools in order to ensure good emails flow to and from your users. Security Gateway cloud service is easy to deploy, so you can focus on other important tasks. Check out this video to see some of the Security Gateway features.

Adaware Ad Block enhances your browsing experience by eliminating bothersome ads and intrusive trackers, effectively boosting your speed nearly twofold. With advanced antivirus-level cloud scanning capabilities, it ensures your online safety against the latest cyber threats. Wave goodbye to unwanted disruptions and embrace a smoother, more serene browsing journey. Unlike any other ad blocking solution available, Adaware AdBlock excels in swiftly filtering out ads and trackers, allowing you to enjoy a nearly doubled browsing velocity. Experience the freedom of uninterrupted online activities as the extension diligently blocks website ads, pop-ups, and video advertisements. Designed with user-friendliness in mind, it not only speeds up your internet activity but also protects your privacy through robust security features. In addition to these benefits, the built-in phishing protection acts as a safeguard against malicious websites that may attempt to compromise your information, ensuring a comprehensive online defense. With Adaware AdBlock, you can navigate the internet with confidence and efficiency, knowing that your experience is both fast and secure.

Kevlarr provides the most comprehensive DMARC monitoring & management solution for MSPs. Our platform is purpose-built and empowers MSPs. Our dashboard simplifies the process of setting up and maintaining a strict DMARC Policy. Our AI-driven filters eliminate all irrelevant data. Our AI filters can filter out data relating to spoof emails or spoof attacks. You only need to pay attention to the data that you, or your customer, actually control. This can save your specialists time. Our wizard guides you step-by-step through the DMARC management process. This solution is the result of our years of experience and knowledge in DMARC management. We zoom in on the domains that need your attention for each customer. We start with the most pressing issues. You can be sure you won't forget anything.

A global Digital Risk Protection Platform, CTM360® identifies vulnerabilities, and detects, manages and responds to threats in the Surface, Deep & Dark web. Offered as a fully managed technology platform in the cloud, CTM360® is outside the perimeter of an organization.

Make the smartest investment today to reduce email security threats. Get a comprehensive email security solution for small businesses at small business pricing. Cybercriminals are targeting CEOs and CFOs in every industry, as well as HR, Accounting, and HR departments. Office 365 has very limited protection options to prevent impersonations, email fraud, and phishing. You can only create so many custom transport rules to block domains and protect against employee impersonations. PhishProtection is compatible with every email server, device, and smtp service. We can protect you no matter where you are, whether you're on your phone, outlook, or any other email client. It provides the best security for both Android and iOS devices.

Stop fraud, spam and account takeovers by using 99.5% accurate browser fingerprinting. You can quickly access suspicious visitor activity and geolocation. Integrate our API into your signup or server-side business rules. Instant notifications sent securely to your backend systems. This is ideal for building scalable, asynchronous processes. Any web application can be protected against account takeover. Protect your customers' accounts by accurately identifying threats and preventing them from causing damage. Users who re-use passwords across multiple services run the risk of having their accounts hacked by fraudsters who bought or hacked them from another source. These fraudsters can be caught by associating multiple login attempts with bot networks. Social engineering is still a reliable method for fraudsters accessing accounts. To prevent phishing accounts from being accessed easily, require new visitors to provide additional authentication.

A significant benefit of our network-level solution is its comprehensive coverage across all devices connected to your network, including mobiles, tablets, and even gaming consoles like the PS3. You can swiftly and effortlessly select from a variety of filtered categories, with a total of 47 options available to ensure you find the protection that suits both you and your organization. Stay informed about your network's status; our admin panel allows you to view logs and check which websites have been either blocked or permitted. Adjusting your settings is a breeze; you can utilize white or black lists to precisely tailor your filtering categories and establish specific policies for different websites. GreenTeamDNS stands out as a highly effective and adaptable solution for safeguarding your network. In addition to offering a cloud-based web browsing filtering service, GreenTeam also provides robust protection against malware and phishing threats. Our service is designed to shield homes, schools, and businesses from exposure to millions of hazardous websites, as well as to block access to inappropriate content, including adult material, hate speech, gambling, and more. By choosing GreenTeamDNS, you're not only enhancing security but also fostering a safer online environment for everyone connected to your network.

OnSecurity is a leading penetration testing vendor based in the UK, dedicated to delivering high-impact, high-intelligence penetration testing services to businesses of all sizes. Our mission is to simplify the management and delivery of pentesting for our customers, using our platform to help them improve their security posture through expert testing, actionable insights, and unparalleled customer service. Our platform allows you to manage all of your scheduling, managing and reporting in one place, and you get more than just a test—you get a trusted partner in cybersecurity

Identify similar phishing domains that could be leveraged by attackers against your organization. Investigate the potential issues users may face when attempting to type your domain name accurately. Look for fraudulent domains that adversaries might exploit for malicious purposes, as this can help in identifying typosquatters, phishing schemes, scams, and instances of brand impersonation. This information serves as a valuable resource for enhanced targeted threat intelligence. The process of DNS fuzzing automates the detection of potentially harmful domains aimed at your organization by creating a vast array of variations from a specified domain name and checking if any of these variations are active. Furthermore, it can produce fuzzy hashes of web pages to identify ongoing phishing attempts, instances of brand impersonation, and additional threats, thereby providing a more comprehensive security measure. By utilizing this tool, organizations can significantly bolster their defenses against evolving cyber threats.

Chrome Enterprise provides organizations with the tools needed to optimize productivity while ensuring robust security. By offering centralized management, Zero Trust protection, and integrations with existing IT systems, businesses can enhance their workflows with ease. Chrome Enterprise allows for secure remote work and collaboration, ensuring that teams have access to business apps and data no matter where they are. With flexible options for managing devices and policies, companies can streamline security, increase efficiency, and create an open, productive environment for employees across the globe.

The PhishingBox system can be used by clients to reduce risk and meet cybersecurity goals. It is very simple to use and cost-effective. Our clients can fulfill a significant need by focusing on phishing while using an automated process. PhishingBox scans for vulnerabilities across all networks, systems, and applications. Our phishing test for employees helps keep them alert for security threats that could compromise your company.

It is essential for your staff to be trained to quickly identify and report phishing emails. Cofense PhishMe™ offers simulations that reflect the latest threats capable of evading Secure Email Gateways (SEGs), equipping your team to act as vigilant human threat detectors. By fostering resilient employees who are aware of current phishing tactics, your organization can establish an effective defense mechanism. With Cofense PhishMe Playbooks, you can easily set up a comprehensive year-long training program, which includes various phishing simulation scenarios, tailored landing pages, attachments, and valuable educational resources, all achievable in just a few clicks. Our Smart Suggest feature employs sophisticated algorithms and proven best practices to propose scenarios that align with ongoing threats, industry standards, and the history of your program. Ultimately, enhancing your phishing defense hinges on improving reporting and resilience rates. Elevate user engagement and transform them into proactive defenders with Cofense Reporter™, our convenient one-click reporting tool, making it easier than ever for staff to participate in safeguarding your organization's digital environment. This collective effort not only strengthens your defenses but also fosters a culture of vigilance within your workplace.

Train. Phish. Assess. engage. alarm. Lucy Security, a Swiss company, allows organizations to assess and improve their employees' security awareness and test their IT defenses. With our E-Learning platform, hundreds of preconfigured videos, training and quiz, you can turn employees into a human firewall. The most powerful IT Security Awareness Solution on the market. On-Premise or SaaS

Enhance your defense against harmful websites and phishing attempts, safeguard your browsing information, and receive comprehensive privacy guidance with our complimentary browser extension, which serves as an ideal introduction to online privacy. Fortify your browser to protect against digital risks and phishing schemes, ensuring that your internet activity remains concealed while blocking unwanted observers. Quickly recognize and eliminate phishing threats, and enjoy safer search engine results that highlight which sites are trustworthy prior to your visits. Receive immediate alerts about potential dangers when you encounter dubious web pages and maintain the confidentiality of your online actions with ease. Our tool allows you to effortlessly adjust your privacy settings across your preferred platforms, all directed by our innovative Privacy Advisor, enabling you to take control of your online safety. With our extension, optimizing your privacy has never been easier, empowering you to navigate the internet with confidence and security.

FYEO provides comprehensive protection for both businesses and individuals against cyber threats through a variety of services, including security audits, constant monitoring for threats, anti-phishing measures, and decentralized identity management. Their offerings extend to complete blockchain security solutions and auditing tailored for the Web3 environment. Ensure the safety of your organization and its personnel from cyberattacks with FYEO Domain Intelligence. Their user-friendly decentralized password management and identity monitoring services make security accessible for everyone involved. Additionally, they offer an effective alert system for breaches and phishing attempts aimed at end users. By identifying vulnerabilities, they safeguard your applications and users alike. It’s crucial to spot and mitigate cyber risks within your organization to avoid taking on unnecessary liabilities. Their services protect your company from a range of threats, including ransomware, malware, and insider attacks. The dedicated team collaborates closely with your development staff to pinpoint potential vulnerabilities before malicious entities can take advantage of them. With FYEO Domain Intelligence, you gain access to immediate cyber threat monitoring and intelligence, reinforcing your organization’s security posture effectively. In a rapidly evolving digital landscape, staying proactive about cybersecurity is essential for long-term success.

Vade stands out as a global frontrunner in predictive email security, safeguarding 1 billion mailboxes across 76 nations. We empower MSPs and SMBs to shield their Microsoft 365 users from sophisticated email threats such as phishing, spear phishing, and malware. Organizations including ISPs, MSPs, and SMBs select Vade's innovative email security tools to defend their clientele and enterprises from these advanced cybersecurity challenges. Our AI-driven solutions are specifically crafted to identify threats that conventional methods often miss. They effectively thwart dynamic phishing attempts that evade standard defenses, as well as targeted spear phishing and business email compromise schemes. Additionally, our technology is adept at neutralizing evasive polymorphic and zero-day malware attacks, ensuring comprehensive protection for all users. With our solutions, businesses can navigate the complexities of email security with confidence and peace of mind.

INKY is an award-winning cloud based email protection software. It protects businesses against phishing attacks, as well as blocking spam and malware. INKY uses domain-specific machine-learning and computer vision to identify zero-day phishing emails and block them from reaching legacy email systems. For suspicious emails, warning banners are included in the email. In minutes, integrates into Office 365 across the organization. Safe/Unusual/Malicious warnings let users know how to treat the email. Our advanced dashboard provides complete visibility and tracking of the threats being blocked. INKY's email security software inserts user-friendly warnings into emails. This provides specific guidance to educate and protect your users. Safe/Unusual/Malicious warnings with details guide the user to take a closer look or proceed cautiously. Report an email with just a click is a favorite feature of our clients.

We provide lightweight virus definition updates that have such a small footprint that they won't impede your performance or consume excessive system resources. Avira is proud to be part of IT Security Made in Germany, which represents a commitment to quality and a strong emphasis on privacy. We do not track your online activities or disclose your personal information to third parties. Our advanced multi-layered security utilizes cutting-edge cloud technology, machine learning, and artificial intelligence to ensure you remain protected. Since the analysis is conducted on our servers, you benefit from superior security without significantly affecting your system’s performance. Unlike many security providers, Avira is dedicated to protecting your data and has no intention of selling it. We also refrain from sharing your information with external entities, including government bodies, major tech companies, or advertising firms. Engaging with websites and downloading files can expose your computer or mobile device to various threats and attacks. For comprehensive real-time protection, consider downloading our free antivirus software. With Avira’s award-winning virus protection, you can rest assured that hackers will struggle to breach your defenses, allowing you to navigate the digital world with confidence and security.

Citrio is a sleek and efficient browser that showcases impressive performance capabilities. With its quick launch time, seamless navigation, and responsive add-ons, Citrio guarantees an unmatched web surfing experience. Prioritizing user privacy, Citrio does not collect any personal information from its users. The browser is equipped with robust security features, including built-in malware and phishing protection, along with automatic updates that ensure your system is always protected with the latest security patches. Citrio supports a wide array of add-ons and extensions available in the web store, allowing users to enhance its functionality according to their needs. This adaptability makes Citrio a versatile tool suitable for everyone. Additionally, Citrio features an integrated Download Manager that grants users complete control over their downloads. You can conveniently access all downloaded files directly through the browser at any time, making it easier to manage your content. Furthermore, the built-in download accelerator significantly improves download speeds, boosting them by as much as five times, ensuring a swift and efficient downloading experience. Overall, Citrio combines speed, security, and customization for a superior browsing journey.